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new b2b37802a9 configure: Check for division of __int128
b2b37802a9 is described below
commit b2b37802a9f448748ebd09d95fe3bfec115431b4
Author: Martin Storsjö <[email protected]>
AuthorDate: Thu Jun 25 10:40:24 2026 +0300
Commit: Martin Storsjö <[email protected]>
CommitDate: Thu Jun 25 11:15:10 2026 +0000
configure: Check for division of __int128
This fixes detection on toolchains where the compiler is able to
compile code with __int128, but the toolchain doesn't automatically
link in suitable helper functions needed for handling division.
(In practice, clang targeting MSVC environments.)
---
configure | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/configure b/configure
index a670bf546a..8941ced1f4 100755
--- a/configure
+++ b/configure
@@ -6954,7 +6954,7 @@ fi
check_builtin MemoryBarrier windows.h "MemoryBarrier()"
check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
check_builtin localtime_r time.h "time_t *time; struct tm *tm;
localtime_r(time, tm)"
-check_builtin int128 "" "volatile __int128 i128var = 1; i128var <<= 100;"
+check_builtin int128 "" "volatile __int128 i128var = 1; i128var /= 100;"
check_builtin float16 "" "_Float16 f16var"
if enabled float16; then
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