https://llvm.org/bugs/show_bug.cgi?id=31480
Bug ID: 31480
Summary: newgvn miscompilation
Product: new-bugs
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: unassignedb...@nondot.org
Reporter: matthias.krue...@famsik.de
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
test code: https://github.com/danmar/cppcheck @
85ae3adeb2d3c79b775181380c9eae43d76c4d63
llvm @r290606
compile cppcheck with "-std=c++0x -O2", except for the file
"lib/symboldatabase.cpp" which additionally needs "-mllvm -enable-newgvn".
cppcheck will then crash when selfchecking
./cppcheck .
on the file cli/filelister.cpp with the configuration _WIN32
Internal error: cppcheck received signal SIGSEGV - SEGV_MAPERR (reading at
0x26f6000). Stackoverflow?
*** Error in `./cppcheck': malloc(): memory corruption (fast):
0x00000000025e03e0 ***
which does not happen if symboldatabase.cpp is compiled without newgvn.
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