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-rw-r--r--test/Transforms/SimplifyLibCalls/2009-02-12-StrTo.ll13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyLibCalls/2009-02-12-StrTo.ll b/test/Transforms/SimplifyLibCalls/2009-02-12-StrTo.ll
new file mode 100644
index 0000000..3d51d78
--- /dev/null
+++ b/test/Transforms/SimplifyLibCalls/2009-02-12-StrTo.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis > %t
+; RUN: grep nocapture %t | count 2
+; RUN: grep null %t | grep nocapture | count 1
+
+; Test that we do add nocapture to the declaration, and to the second call only.
+
+declare float @strtof(i8* %s, i8** %endptr, i32 %base)
+
+define void @foo(i8* %x, i8** %endptr) {
+ call float @strtof(i8* %x, i8** %endptr, i32 0)
+ call float @strtof(i8* %x, i8** null, i32 0)
+ ret void
+}