[Bug tree-optimization/91257] Compile-time and memory-hog hog

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91257 Rogério de Souza Moraes changed: What|Removed |Added CC||rogerio.souza at gmail dot com

[Bug tree-optimization/91257] Compile-time and memory-hog hog

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91257 --- Comment #13 from Rogério de Souza Moraes --- Created attachment 49746 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49746&action=edit File that reproduces the current structure and has performance issues.

[Bug tree-optimization/91257] Compile-time and memory-hog hog

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91257 --- Comment #14 from Rogério de Souza Moraes --- Created attachment 49747 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49747&action=edit File which all the 'try' macros are taken out to separate routines, for build performance improvemen

[Bug tree-optimization/107004] New: GCC12 warning in OOB access: array subscript is partly outside array bounds

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107004 Bug ID: 107004 Summary: GCC12 warning in OOB access: array subscript is partly outside array bounds Product: gcc Version: 12.2.0 URL: https://godbolt.org/z/aoYh66EYb

[Bug other/105593] New: avx512 math function raises uninitialized variable warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105593 Bug ID: 105593 Summary: avx512 math function raises uninitialized variable warning Product: gcc Version: 12.1.0 Status: UNCONFIRMED Severity: normal

[Bug target/105593] avx512 math function raises uninitialized variable warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105593 --- Comment #2 from Rogério de Souza Moraes --- Created attachment 52971 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52971&action=edit C code to trigger the uninitialized warning The C code attached reproduces the uninitialized warning

[Bug target/105593] avx512 math function raises uninitialized variable warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105593 --- Comment #3 from Rogério de Souza Moraes --- The code attached in the previous comment triggers the "warning: '__Y' is used uninitialized [-Wuninitialized]". The command line to compile it is: /grid/common/test/gcc-v12.1.0d1rh74_lnx86/bin/g

[Bug c++/105593] avx512 math function raises uninitialized variable warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105593 --- Comment #6 from Rogério de Souza Moraes --- I got another example with similar warning: # #include //#pragma GCC diagnostic push //#pragma GCC diagnostic ignored "-Wmaybe-uninitialized" #include //#pragma GCC diagnostic p

[Bug libstdc++/106238] New: Inline optimization causes dangling pointer on "include/c++/12.1.0/bits/stl_tree.h"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106238 Bug ID: 106238 Summary: Inline optimization causes dangling pointer on "include/c++/12.1.0/bits/stl_tree.h" Product: gcc Version: 12.1.0 Status: UNCONFIRMED Se

[Bug tree-optimization/106238] Inline optimization causes dangling pointer on "include/c++/12.1.0/bits/stl_tree.h"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106238 --- Comment #2 from Rogério de Souza Moraes --- Created attachment 53287 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53287&action=edit C++ code to reproduce the issue. C++ code to reproduce the issue.

[Bug tree-optimization/106238] Inline optimization causes dangling pointer on "include/c++/12.1.0/bits/stl_tree.h"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106238 --- Comment #3 from Rogério de Souza Moraes --- Created attachment 53288 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53288&action=edit Second example to reproduce the issue

[Bug tree-optimization/106238] Inline optimization causes dangling pointer on "include/c++/12.1.0/bits/stl_tree.h"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106238 --- Comment #4 from Rogério de Souza Moraes --- Hi Andrew, thank you for the quick reply. The "getLocalCopy" on this example is just to provide a quick way to reproduce the issue. Here is the getLocalCopy function of this example. extern void

[Bug other/110847] New: Inaccurate GCC documentation about -Wtsan and -Wxor-used-as-pow warnings

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110847 Bug ID: 110847 Summary: Inaccurate GCC documentation about -Wtsan and -Wxor-used-as-pow warnings Product: gcc Version: unknown URL: https://gcc.gnu.org/onlinedocs/gcc

[Bug middle-end/111118] New: Bogus -Wstringop-overread with -std=gnu++20 -O2 and std::vector

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18 Bug ID: 18 Summary: Bogus -Wstringop-overread with -std=gnu++20 -O2 and std::vector Product: gcc Version: 13.2.0 Status: UNCONFIRMED Keywords: alias, diagn

[Bug c++/111496] New: Optimizer issue when reinitializing an object of a standard-layout class with a trivial copy constructor and a trivial destructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111496 Bug ID: 111496 Summary: Optimizer issue when reinitializing an object of a standard-layout class with a trivial copy constructor and a trivial destructor Product: gcc

[Bug tree-optimization/107004] [12 Regression] GCC12 warning in OOB access: array subscript is partly outside array bounds

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107004 --- Comment #5 from Rogério de Souza Moraes --- I tried to apply the patch r13-3596-ge7310e24b1c0ca67, but it has not fixed the issue. Although, the issue is not reproducible on GCC 13.1.0.

[Bug libstdc++/107852] [12 Regression] Spurious warnings stringop-overflow and array-bounds copying data as bytes into vector

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107852 Rogério de Souza Moraes changed: What|Removed |Added CC||rogerio.souza at gmail dot com

[Bug libstdc++/107852] [12 Regression] Spurious warnings stringop-overflow and array-bounds copying data as bytes into vector

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107852 --- Comment #17 from Rogério de Souza Moraes --- Created attachment 55428 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55428&action=edit Preprocessed file for GCC 13.1.0 bug This is the preprocessed file (*.i*) that triggers the bug re

[Bug libstdc++/110498] New: Spurious warnings stringop-overflow and array-bounds copying data as bytes into vector::reserve

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110498 Bug ID: 110498 Summary: Spurious warnings stringop-overflow and array-bounds copying data as bytes into vector::reserve Product: gcc Version: 13.1.0 Status: UNCONFIRMED

[Bug tree-optimization/110498] Spurious warnings stringop-overflow and array-bounds copying data as bytes into vector::reserve

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110498 Rogério de Souza Moraes changed: What|Removed |Added Version|13.1.0 |12.4.0 --- Comment #4 from Ro

[Bug tree-optimization/115824] [12 Regression] Strange -Warray-bounds warning when assigning an initializer list to a vector of pointers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115824 --- Comment #4 from Rogério de Souza Moraes --- I confirm that GCC 12.4.0 with r12-10250-g8ec265c1464dec reverted fixes the issue reported here.

[Bug c++/117925] New: ice unexpected expression '(FnPtr)(fnPtr)' of kind cast_expr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117925 Bug ID: 117925 Summary: ice unexpected expression '(FnPtr)(fnPtr)' of kind cast_expr Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal

[Bug c++/117925] [14/15 Regression] ice unexpected expression '(FnPtr)(fnPtr)' of kind cast_expr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117925 --- Comment #2 from Rogério de Souza Moraes --- Another workaround raised by the team I work with is to use reinterpret_cast: (*(FnPtr)fnPtr)() Reinterpret_cast doesn't cause the ICE as well.

[Bug tree-optimization/107919] Possibly false-positive "maybe-uninitialized" with GCC 12 on complex variant-variant-tuple-unique_ptr types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107919 --- Comment #13 from Rogério de Souza Moraes --- I have backported the patches, but it seems that they are not enough to fix this issue on 12.4. If you want I could attach them to this bugzilla.

[Bug tree-optimization/107919] Possibly false-positive "maybe-uninitialized" with GCC 12 on complex variant-variant-tuple-unique_ptr types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107919 Rogério de Souza Moraes changed: What|Removed |Added CC||rogerio.souza at gmail dot com

[Bug tree-optimization/107919] Possibly false-positive "maybe-uninitialized" with GCC 12 on complex variant-variant-tuple-unique_ptr types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107919 --- Comment #11 from Rogério de Souza Moraes --- This still affects GCC 12.4.0. Are there any plans to fix it for 12.5.0? On GCC 13.3.0 the issue does not happen.

[Bug tree-optimization/111073] [13/14/15 regression] False-positive -Wstringop-overflow when building gdb from trunk with -D_GLIBCXX_ASSERTIONS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111073 Rogério de Souza Moraes changed: What|Removed |Added CC||rogerio.souza at gmail dot com

[Bug c++/119334] New: error: loop variable '' creates a copy from type 'const std::pair' [-Werror=range-loop-construct]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119334 Bug ID: 119334 Summary: error: loop variable '' creates a copy from type 'const std::pair' [-Werror=range-loop-construct] Product: gcc Version: 14.2.0

[Bug tree-optimization/119417] New: -fexpensive-optimizations forces GCC 14 to use uxtw instead of uxth causing different result on ADD instruction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119417 Bug ID: 119417 Summary: -fexpensive-optimizations forces GCC 14 to use uxtw instead of uxth causing different result on ADD instruction Product: gcc Version: 14.

[Bug tree-optimization/119417] [14/15 Regression] wrong code with `-O2`, uses uxtw instead of uxth causing different result on ADD instruction since r14-8680-g2f14c0dbb78985

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119417 --- Comment #6 from Rogério de Souza Moraes --- I confirm that the patch gcc15-pr119417.patch backported to GCC 14.2 fixed the issue on Arm (aarch64). Is this patch going to be used on trunk and officially backported to GCC 14.2?