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-rw-r--r--test/CodeGen/AArch64/csel-zero-float.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/csel-zero-float.ll b/test/CodeGen/AArch64/csel-zero-float.ll
new file mode 100644
index 0000000000000..9869c651f56f5
--- /dev/null
+++ b/test/CodeGen/AArch64/csel-zero-float.ll
@@ -0,0 +1,15 @@
+; RUN: llc -mtriple=aarch64-none-linux-gnu -enable-unsafe-fp-math < %s
+; There is no invocation to FileCheck as this
+; caused a crash in "Post-RA pseudo instruction expansion"
+
+define double @foo(float *%user, float %t17) {
+ %t16 = load float, float* %user, align 8
+ %conv = fpext float %t16 to double
+ %cmp26 = fcmp fast oeq float %t17, 0.000000e+00
+ %div = fdiv fast float %t16, %t17
+ %div.op = fmul fast float %div, 1.000000e+02
+ %t18 = fpext float %div.op to double
+ %conv31 = select i1 %cmp26, double 0.000000e+00, double %t18
+ ret double %conv31
+}
+