ahmed/OpenCL-CTS
1
0
Fork 0
mirror of https://github.com/KhronosGroup/OpenCL-CTS.git synced 2026-03-19 06:09:01 +00:00
Code Issues Packages Projects Releases Wiki Activity

conversions: Use volatile qualifier to prevent optimizations (#1399)

Browse Source 
Use volatile to prevent clang optimizations, fix int2float
This commit is contained in:
Sreelakshmi Haridas Maruthur
2022-03-17 14:27:24 -06:00
committed by GitHub
parent bbc7ccfc58
commit 0f4dc3166c
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
test_conformance/conversions/basic_test_conversions.cpp
View File

@@ -696,7 +696,8 @@ static void int2short( void *out, void *in){ ((cl_short*) out)[0] = ((cl_int*) i
static void int2uint( void *out, void *in){ ((cl_uint*) out)[0] = ((cl_int*) in)[0]; }
static void int2float( void *out, void *in)
{
cl_int l = ((cl_int*) in)[0];
// Use volatile to prevent optimization by Clang compiler
volatile cl_int l = ((cl_int *)in)[0];
((float*) out)[0] = (l == 0 ? 0.0f : (float) l); // Per IEEE-754-2008 5.4.1, 0's always convert to +0.0
}
static void int2double( void *out, void *in)