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-rw-r--r--test/CodeGen/X86/negatize_zero.ll6
1 files changed, 6 insertions, 0 deletions
diff --git a/test/CodeGen/X86/negatize_zero.ll b/test/CodeGen/X86/negatize_zero.ll
new file mode 100644
index 0000000000..4da609dc04
--- /dev/null
+++ b/test/CodeGen/X86/negatize_zero.ll
@@ -0,0 +1,6 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep fchs
+
+
+double %T() {
+ ret double -1.0 ;; codegen as fld1/fchs, not as a load from cst pool
+}