[libc] Remove -ffreestanding when building MPFR wrapper. (llvm#107637)

lntue · web-flow · commit fc7a89362088 · 2024-09-06T16:54:36.000-04:00
MPFR/GMP headers do not work with -ffreestanding flags.
diff --git a/libc/utils/MPFRWrapper/CMakeLists.txt b/libc/utils/MPFRWrapper/CMakeLists.txt
@@ -5,6 +5,8 @@ if(LIBC_TESTS_CAN_USE_MPFR)
     mpfr_inc.h
   )
   _get_common_test_compile_options(compile_options "" "")
+  # mpfr/gmp headers do not work with -ffreestanding flag.
+  list(REMOVE_ITEM compile_options "-ffreestanding")
   target_compile_options(libcMPFRWrapper PRIVATE -O3 ${compile_options})
   add_dependencies(
     libcMPFRWrapper

Original file line number	Diff line number	Diff line change
`@@ -5,6 +5,8 @@ if(LIBC_TESTS_CAN_USE_MPFR)`
`5`	`5`	`mpfr_inc.h`
`6`	`6`	`)`
`7`	`7`	`_get_common_test_compile_options(compile_options "" "")`
	`8`	`+ # mpfr/gmp headers do not work with -ffreestanding flag.`
	`9`	`+ list(REMOVE_ITEM compile_options "-ffreestanding")`
`8`	`10`	`target_compile_options(libcMPFRWrapper PRIVATE -O3 ${compile_options})`
`9`	`11`	`add_dependencies(`
`10`	`12`	`libcMPFRWrapper`