[PATCH] D118904: [clang][CodeGen] Use memory type representation in `va_arg`

[Jan Svoboda via Phabricator via cfe-commits]

jansvoboda11 updated this revision to Diff 405644.
jansvoboda11 added a comment.

Add proper check


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D118904/new/

https://reviews.llvm.org/D118904

Files:
  clang/lib/CodeGen/TargetInfo.cpp
  clang/test/CodeGen/arm64-arguments.c


Index: clang/test/CodeGen/arm64-arguments.c
===================================================================
--- clang/test/CodeGen/arm64-arguments.c
+++ clang/test/CodeGen/arm64-arguments.c
@@ -196,6 +196,15 @@
     __builtin_va_end(ap);
     return ll;
 }
+_Bool t3(int i, ...) {
+  // CHECK: t3
+  __builtin_va_list ap;
+  __builtin_va_start(ap, i);
+  // CHECK: va_arg {{.*}}* %ap, i8
+  _Bool b = __builtin_va_arg(ap, _Bool);
+  __builtin_va_end(ap);
+  return b;
+}
 
 #include <arm_neon.h>
 
Index: clang/lib/CodeGen/TargetInfo.cpp
===================================================================
--- clang/lib/CodeGen/TargetInfo.cpp
+++ clang/lib/CodeGen/TargetInfo.cpp
@@ -709,7 +709,8 @@
            "Unexpected CoerceToType seen in arginfo in generic VAArg emitter!");
 
     Address Temp = CGF.CreateMemTemp(Ty, "varet");
-    Val = CGF.Builder.CreateVAArg(VAListAddr.getPointer(), CGF.ConvertType(Ty));
+    Val = CGF.Builder.CreateVAArg(VAListAddr.getPointer(),
+                                  CGF.ConvertTypeForMem(Ty));
     CGF.Builder.CreateStore(Val, Temp);
     return Temp;
   }


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