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-rw-r--r--test/CodeGen/X86/win_chkstk.ll13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/X86/win_chkstk.ll b/test/CodeGen/X86/win_chkstk.ll
index e4e4483ff9491..3f522ea5682cd 100644
--- a/test/CodeGen/X86/win_chkstk.ll
+++ b/test/CodeGen/X86/win_chkstk.ll
@@ -45,3 +45,16 @@ entry:
%array128 = alloca [128 x i8], align 16 ; <[128 x i8]*> [#uses=0]
ret i32 0
}
+
+; Make sure we don't call __chkstk or __alloca on non-Windows even if the
+; caller has the Win64 calling convention.
+define x86_64_win64cc i32 @main4k_win64() nounwind {
+entry:
+; WIN_X32: calll __chkstk
+; WIN_X64: callq __chkstk
+; MINGW_X32: calll __alloca
+; MINGW_X64: callq ___chkstk
+; LINUX-NOT: call __chkstk
+ %array4096 = alloca [4096 x i8], align 16 ; <[4096 x i8]*> [#uses=0]
+ ret i32 0
+}