Thanks. I just reproduced it on release w/o asserts build and fixed locally.
The other problem is fixed as well, I'll try re-landing now. I'll keep
an eye on the bot later today and will revert again if necessary.
On Fri, Sep 11, 2015 at 6:02 PM, H.J. Lu <hjl.to...@gmail.com> wrote:
> On Fri, Sep 11, 2015 at 4:45 PM, Evgenii Stepanov <euge...@google.com> wrote:
>> Does it say that there is no entry basic block? I.e. the output
>> apparently looks like
>>
>> define void @h() #1 {
>> store void ()* @f1, void ()** @p, align 8
>>
>> Could you confirm it? Never seen this behavior.
>>
>> I'm going to revert the change due to this and also one broken gdb
>> test (something wrong with debug info in the code that has been
>> always-inlined twice).
>
> I got
>
> [hjl@gnu-mic-2 llvm-clang]$
> /export/build/gnu/llvm-clang/build-x86_64-linux/./bin/clang -target
> x86_64-pc-linux-gnu -mllvm -disable-llvm-optzns -emit-llvm -S -o -
> /export/gnu/import/git/llvm/tools/clang/test/CodeGen/always_inline.c
> ; ModuleID =
> '/export/gnu/import/git/llvm/tools/clang/test/CodeGen/always_inline.c'
> target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
> target triple = "x86_64-pc-linux-gnu"
>
> ; Function Attrs: nounwind uwtable
> define i32 @f1() #0 {
> %1 = call i32 @f0.alwaysinline()
> ret i32 %1
> }
>
> ; Function Attrs: alwaysinline inlinehint nounwind uwtable
> define internal i32 @f2.alwaysinline() #1 {
> ret i32 7
> }
>
> ; Function Attrs: inlinehint nounwind uwtable
> define i32 @f2() #2 {
> entry:
> %0 = musttail call i32 @f2.alwaysinline() #2
> ret i32 %0
> }
>
> ; Function Attrs: nounwind uwtable
> define i32 @f3() #0 {
> %1 = call i32 @f2.alwaysinline()
> ret i32 %1
> }
>
> ; Function Attrs: alwaysinline nounwind uwtable
> define internal i32 @f0.alwaysinline() #3 {
> ret i32 1
> }
>
> attributes #0 = { nounwind uwtable "disable-tail-calls"="false"
> "less-precise-fpmad"="false" "no-frame-pointer-elim"="true"
> "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false"
> "no-nans-fp-math"="false" "stack-protector-buffer-size"="8"
> "target-cpu"="x86-64" "target-features"="+sse,+sse2"
> "unsafe-fp-math"="false" "use-soft-float"="false" }
> attributes #1 = { alwaysinline inlinehint nounwind uwtable
> "disable-tail-calls"="false" "less-precise-fpmad"="false"
> "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"
> "no-infs-fp-math"="false" "no-nans-fp-math"="false"
> "stack-protector-buffer-size"="8" "target-cpu"="x86-64"
> "target-features"="+sse,+sse2" "unsafe-fp-math"="false"
> "use-soft-float"="false" }
> attributes #2 = { inlinehint nounwind uwtable
> "disable-tail-calls"="false" "less-precise-fpmad"="false"
> "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"
> "no-infs-fp-math"="false" "no-nans-fp-math"="false"
> "stack-protector-buffer-size"="8" "target-cpu"="x86-64"
> "target-features"="+sse,+sse2" "unsafe-fp-math"="false"
> "use-soft-float"="false" }
> attributes #3 = { alwaysinline nounwind uwtable
> "disable-tail-calls"="false" "less-precise-fpmad"="false"
> "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"
> "no-infs-fp-math"="false" "no-nans-fp-math"="false"
> "stack-protector-buffer-size"="8" "target-cpu"="x86-64"
> "target-features"="+sse,+sse2" "unsafe-fp-math"="false"
> "use-soft-float"="false" }
>
> !llvm.ident = !{!0}
>
> !0 = !{!"clang version 3.8.0 (http://llvm.org/git/clang.git
> 4c682cf50f928f82e286df97d10a3d1fcf68e1a1)
> (http://llvm.org/git/llvm.git
> 125be70dbf9784ef4fab69633afa067c1cceffc9)"}
> [hjl@gnu-mic-2 llvm-clang]$
> [hjl@gnu-mic-2 llvm-clang]$
> /export/build/gnu/llvm-clang/build-x86_64-linux/./bin/clang -target
> x86_64-pc-linux-gnu -mllvm -disable-llvm-optzns -emit-llvm -S -o -
> /export/gnu/import/git/llvm/tools/clang/test/CodeGen/always_inline.c |
> /export/build/gnu/llvm-clang/build-x86_64-linux/./bin/FileCheck
> /export/gnu/import/git/llvm/tools/clang/test/CodeGen/always_inline.c
> --check-prefix=CHECK-NO-OPTZNS
> /export/gnu/import/git/llvm/tools/clang/test/CodeGen/always_inline.c:26:26:
> error: expected string not found in input
> // CHECK-NO-OPTZNS-NEXT: entry:
> ^
> <stdin>:24:18: note: scanning from here
> define i32 @f3() #0 {
> ^
> <stdin>:29:12: note: possible intended match here
> ; Function Attrs: alwaysinline nounwind uwtable
> ^
> [hjl@gnu-mic-2 llvm-clang]$
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