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build: disable LTO for MinGW

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Avoids a probably compiler error whereby LTO static libraries cannot be
linked to applications.
This commit is contained in:
Danny Robson 2014-12-10 13:53:13 +11:00
parent de353c9297
commit 6af493ba46
1 changed files with 5 additions and 3 deletions
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8
configure.ac
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@ -176,10 +176,12 @@ AS_IF([test "x$enable_debugging" = "xyes"], [
AX_APPEND_COMPILE_FLAGS([-O0], [], [-Werror])
], [
AX_APPEND_COMPILE_FLAGS([-O2], [], [-Werror])
AX_APPEND_COMPILE_FLAGS([-flto], [], [-Werror])
AX_APPEND_COMPILE_FLAGS([-flto-partition=none], [], [-Werror])
AX_APPEND_LINK_FLAGS([-fuse-linker-plugin], [], [-Werror])
# mingw LTO support currently appears to be broken
AS_IF([test x"${host_os}" != x"mingw32"], [
AX_APPEND_COMPILE_FLAGS([-flto])
AX_APPEND_LINK_FLAGS([-fuse-linker-plugin], [], [-Werror])
])
])
AS_CASE([$host_os],