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43 lines
1.3 KiB
Plaintext
43 lines
1.3 KiB
Plaintext
dnl This Source Code Form is subject to the terms of the Mozilla Public
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dnl License, v. 2.0. If a copy of the MPL was not distributed with this
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dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
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dnl Set MOZ_FRAMEPTR_FLAGS to the flags that should be used for enabling or
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dnl disabling frame pointers in this architecture based on the configure
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dnl options
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AC_DEFUN([MOZ_SET_FRAMEPTR_FLAGS], [
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case "$target" in
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*android*)
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unwind_tables="-funwind-tables"
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;;
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esac
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if test "$GNU_CC"; then
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MOZ_ENABLE_FRAME_PTR="-fno-omit-frame-pointer $unwind_tables"
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MOZ_DISABLE_FRAME_PTR="-fomit-frame-pointer"
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if test "$CPU_ARCH" = arm; then
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# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54398
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MOZ_ENABLE_FRAME_PTR="$unwind_tables"
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fi
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else
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case "$target" in
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dnl Oy (Frame-Pointer Omission) is only support on x86 compilers
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*-mingw32*)
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MOZ_ENABLE_FRAME_PTR="-Oy-"
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MOZ_DISABLE_FRAME_PTR="-Oy"
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;;
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esac
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fi
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# if we are debugging, profiling or using sanitizers, we want a frame pointer.
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if test -z "$MOZ_OPTIMIZE" -o \
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-n "$MOZ_PROFILING" -o \
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-n "$MOZ_DEBUG" -o \
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-n "$MOZ_MSAN" -o \
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-n "$MOZ_ASAN"; then
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MOZ_FRAMEPTR_FLAGS="$MOZ_ENABLE_FRAME_PTR"
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else
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MOZ_FRAMEPTR_FLAGS="$MOZ_DISABLE_FRAME_PTR"
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fi
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])
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