ROCm/composable_kernel
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Fixing Debug build (#2404)

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Failed to build `tile_example_fmha_bwd` due to below error

```
/home/rahjain/src/composable_kernel/example/ck_tile/01_fmha/fmha_bwd.cpp:358:30: error: comparison of integers of different signs: 'size_type' (aka 'unsigned long') and 'ck_tile::index_t' (aka 'int') [-Werror,-Wsign-compare]
  358 |         assert(slopes.size() == nhead);
      |                ~~~~~~~~~~~~~ ^  ~~~~~
/usr/include/assert.h:103:27: note: expanded from macro 'assert'
  103 |      (static_cast <bool> (expr)                                         \
      |                           ^~~~
/home/rahjain/src/composable_kernel/example/ck_tile/01_fmha/fmha_bwd.cpp:989:16: note: in instantiation of function template specialization 'run<FmhaBwdFp16>' requested here
  989 |         return run<FmhaBwdFp16>(arg_parser) ? 0 : -2;
      |                ^
/home/rahjain/src/composable_kernel/example/ck_tile/01_fmha/fmha_bwd.cpp:358:30: error: comparison of integers of different signs: 'size_type' (aka 'unsigned long') and 'ck_tile::index_t' (aka 'int') [-Werror,-Wsign-compare]
  358 |         assert(slopes.size() == nhead);
      |                ~~~~~~~~~~~~~ ^  ~~~~~
/usr/include/assert.h:103:27: note: expanded from macro 'assert'
  103 |      (static_cast <bool> (expr)                                         \
      |                           ^~~~
/home/rahjain/src/composable_kernel/example/ck_tile/01_fmha/fmha_bwd.cpp:993:16: note: in instantiation of function template specialization 'run<FmhaBwdBf16>' requested here
  993 |         return run<FmhaBwdBf16>(arg_parser) ? 0 : -2;
      |                ^
2 errors generated when compiling for gfx942.
```

Fixed with proper cast

[ROCm/composable_kernel commit: ad593c286f]
This commit is contained in:
rahjain-amd
2025-07-07 14:46:22 +05:30
committed by GitHub
parent ba133fe9b7
commit 85c6fd56c5
1 changed files with 1 additions and 1 deletions
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2
example/ck_tile/01_fmha/fmha_bwd.cpp
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@@ -355,7 +355,7 @@ bool run(const ck_tile::ArgParser& arg_parser)
if(bias.type == bias_enum::alibi)
{
auto slopes = ck_tile::get_alibi_slopes<AccDataType>(nhead);
assert(slopes.size() == nhead);
assert(slopes.size() == static_cast<decltype(slopes.size())>(nhead));
if(bias.rank_info == 0)
{
// alibi in 1*h