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-rw-r--r--lib/Transforms/InstCombine/InstCombineCompares.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp
index c43fb71..c3fc18c 100644
--- a/lib/Transforms/InstCombine/InstCombineCompares.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCompares.cpp
@@ -2990,7 +2990,7 @@ Instruction *InstCombiner::visitFCmpInst(FCmpInst &I) {
CallInst *CI = cast<CallInst>(LHSI);
LibFunc::Func Func;
// Various optimization for fabs compared with zero.
- if (RHSC->isNullValue() &&
+ if (RHSC->isNullValue() && CI->getCalledFunction() &&
TLI->getLibFunc(CI->getCalledFunction()->getName(), Func) &&
TLI->has(Func)) {
if (Func == LibFunc::fabs || Func == LibFunc::fabsf ||