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| author | Devang Patel <dpatel@apple.com> | 2010-07-15 18:45:27 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2010-07-15 18:45:27 +0000 |
| commit | 07538ad975994123317fe5b32daed4bf28683a1d (patch) | |
| tree | 907f56f9d743b0ac6b85cf98ea7cd8283c14b415 | |
| parent | 38306d53f9319d0a36a059b229b807578cb2e5c5 (diff) | |
| download | external_llvm-07538ad975994123317fe5b32daed4bf28683a1d.zip external_llvm-07538ad975994123317fe5b32daed4bf28683a1d.tar.gz external_llvm-07538ad975994123317fe5b32daed4bf28683a1d.tar.bz2 | |
Fix crash reported in PR7653.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108441 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/SelectionDAG/TargetLowering.cpp | 2 | ||||
| -rw-r--r-- | test/CodeGen/X86/2010-07-15-Crash.ll | 12 |
2 files changed, 13 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp index 4f38669..fb3f7c0 100644 --- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp +++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp @@ -2476,7 +2476,7 @@ void TargetLowering::LowerAsmOperandForConstraint(SDValue Op, int64_t Offs = GA->getOffset(); if (C) Offs += C->getZExtValue(); Ops.push_back(DAG.getTargetGlobalAddress(GA->getGlobal(), - C->getDebugLoc(), + C ? C->getDebugLoc() : DebugLoc(), Op.getValueType(), Offs)); return; } diff --git a/test/CodeGen/X86/2010-07-15-Crash.ll b/test/CodeGen/X86/2010-07-15-Crash.ll new file mode 100644 index 0000000..3ac4cf5 --- /dev/null +++ b/test/CodeGen/X86/2010-07-15-Crash.ll @@ -0,0 +1,12 @@ +; RUN: llc -mtriple=x86_64-unknown-linux-gnu < %s -o /dev/null +; PR7653 + +@__FUNCTION__.1623 = external constant [4 x i8] ; <[4 x i8]*> [#uses=1] + +define void @foo() nounwind { +entry: + tail call void asm sideeffect "", "s,i,~{fpsr},~{flags}"(i8* getelementptr +inbounds ([4 x i8]* @__FUNCTION__.1623, i64 0, i64 0), i8* getelementptr +inbounds ([4 x i8]* @__FUNCTION__.1623, i64 0, i64 0)) nounwind + ret void +} |