Revert "OpenCL: Extend argument promotion rules to vector types"

This reverts r348083. This was based on a misreading of the spec
for printf specifiers.

Also revert r343653, as without a subsequent patch, a correctly
specified format for a vector will incorrectly warn.

Fixes bug 40491.

llvm-svn: 352539

1 files changed, 2 insertions, 2 deletions

diff --git a/clang/test/SemaOpenCL/printf-format-strings.cl b/clang/test/SemaOpenCL/printf-format-strings.cl
index 079a8349568..212e1f8981c 100644
--- a/clang/test/SemaOpenCL/printf-format-strings.cl
+++ b/clang/test/SemaOpenCL/printf-format-strings.cl
@@ -13,10 +13,10 @@ int printf(__constant const char* st, ...) __attribute__((format(printf, 1, 2)))
 kernel void format_v4f32(float4 arg)
 {
 #ifdef cl_khr_fp64
-    printf("%v4f\n", arg);
+    printf("%v4f\n", arg); // expected-warning{{format specifies type 'double __attribute__((ext_vector_type(4)))' but the argument has type 'float4' (vector of 4 'float' values)}}
 
     // Precision modifier
-    printf("%.2v4f\n", arg);
+    printf("%.2v4f\n", arg); // expected-warning{{format specifies type 'double __attribute__((ext_vector_type(4)))' but the argument has type 'float4' (vector of 4 'float' values)}}
 #else
     // FIXME: These should not warn, and the type should be expected to be float.
     printf("%v4f\n", arg);  // expected-warning {{double __attribute__((ext_vector_type(4)))' but the argument has type 'float4' (vector of 4 'float' values)}}