[libc-commits] [libc] [libc] Fix long double is double double const (PR #113258)

via libc-commits libc-commits at lists.llvm.org
Mon Oct 21 20:27:38 PDT 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libc

Author: Michael Jones (michaelrj-google)

<details>
<summary>Changes</summary>

Turns out for double double LDBL_MANT_DIG == 106. This patch fixes the
constant. Should fix the ppc buildbot.

Previously:
https://github.com/llvm/llvm-project/pull/113235
https://github.com/llvm/llvm-project/issues/113237
https://github.com/llvm/llvm-project/pull/91651


---
Full diff: https://github.com/llvm/llvm-project/pull/113258.diff


1 Files Affected:

- (modified) libc/src/__support/macros/properties/types.h (+1-1) 


``````````diff
diff --git a/libc/src/__support/macros/properties/types.h b/libc/src/__support/macros/properties/types.h
index 5ea54a4f9ef9dd..30c742c007ca19 100644
--- a/libc/src/__support/macros/properties/types.h
+++ b/libc/src/__support/macros/properties/types.h
@@ -27,7 +27,7 @@
 #define LIBC_TYPES_LONG_DOUBLE_IS_X86_FLOAT80
 #elif (LDBL_MANT_DIG == 113)
 #define LIBC_TYPES_LONG_DOUBLE_IS_FLOAT128
-#elif (LDBL_MANT_DIG == 103)
+#elif (LDBL_MANT_DIG == 106)
 #define LIBC_TYPES_LONG_DOUBLE_IS_DOUBLE_DOUBLE
 #endif
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/113258


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