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| author | John Criswell <criswell@uiuc.edu> | 2005-07-14 19:56:03 +0000 |
|---|---|---|
| committer | John Criswell <criswell@uiuc.edu> | 2005-07-14 19:56:03 +0000 |
| commit | b249d409befb0c3a868702a7fe5a25eb6093d81f (patch) | |
| tree | 25590ec2355eb9c63fd0f0b027a3e95a5743efcf | |
| parent | 3870f9d31ad84f0e2bd925f6b571bdafda54c687 (diff) | |
| download | bcm5719-llvm-b249d409befb0c3a868702a7fe5a25eb6093d81f.tar.gz bcm5719-llvm-b249d409befb0c3a868702a7fe5a25eb6093d81f.zip | |
Regression test for PR#596: Make sure that negation of a minus doesn't
turn into a C predecrement operator.
llvm-svn: 22438
| -rw-r--r-- | llvm/test/Regression/CodeGen/CBackend/2005-07-14-NegationToMinusMinus.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/test/Regression/CodeGen/CBackend/2005-07-14-NegationToMinusMinus.ll b/llvm/test/Regression/CodeGen/CBackend/2005-07-14-NegationToMinusMinus.ll new file mode 100644 index 00000000000..9880456dbe1 --- /dev/null +++ b/llvm/test/Regression/CodeGen/CBackend/2005-07-14-NegationToMinusMinus.ll @@ -0,0 +1,19 @@ +; RUN: llvm-as < %s | llc -march=c | not grep "\-\-65535" +; ModuleID = '<stdin>' +target endian = little +target pointersize = 32 +target triple = "i686-pc-linux-gnu" + +implementation ; Functions: + +declare void %func(int) + +void %funcb() { +entry: + %tmp.1 = sub int 0, -65535 ; <int> [#uses=1] + call void %func( int %tmp.1 ) + br label %return + +return: ; preds = %entry + ret void +} |
