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Diffstat (limited to 'test/CodeGen/X86/fp-stack-O0-crash.ll')
| -rw-r--r-- | test/CodeGen/X86/fp-stack-O0-crash.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fp-stack-O0-crash.ll b/test/CodeGen/X86/fp-stack-O0-crash.ll new file mode 100644 index 0000000..4768ea2 --- /dev/null +++ b/test/CodeGen/X86/fp-stack-O0-crash.ll @@ -0,0 +1,30 @@ +; RUN: llc %s -O0 -fast-isel -regalloc=local -o - +; PR4767 + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "i386-apple-darwin10" + +define void @fn(x86_fp80 %x) nounwind ssp { +entry: + %x.addr = alloca x86_fp80 ; <x86_fp80*> [#uses=5] + store x86_fp80 %x, x86_fp80* %x.addr + br i1 false, label %cond.true, label %cond.false + +cond.true: ; preds = %entry + %tmp = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] + %tmp1 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] + %cmp = fcmp oeq x86_fp80 %tmp, %tmp1 ; <i1> [#uses=1] + br i1 %cmp, label %if.then, label %if.end + +cond.false: ; preds = %entry + %tmp2 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] + %tmp3 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] + %cmp4 = fcmp une x86_fp80 %tmp2, %tmp3 ; <i1> [#uses=1] + br i1 %cmp4, label %if.then, label %if.end + +if.then: ; preds = %cond.false, %cond.true + br label %if.end + +if.end: ; preds = %if.then, %cond.false, %cond.true + ret void +} |