On 28/07/2023 07:49, Ian Rogers wrote:
> Commit 6a40cd90f5de ("perf tools: Add libunwind dependency for DWARF
> CFI unwinding") added libunwind support but also -funwind-tables and
> -ggdb3 to the standard build. These build flags aren't necessary so
> remove, set -g when DEBUG is enabled for the build.
>
> Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
> ---
> tools/perf/Makefile.config | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
> index a9cfe83638a9..14709a6bd622 100644
> --- a/tools/perf/Makefile.config
> +++ b/tools/perf/Makefile.config
> @@ -246,6 +246,9 @@ ifeq ($(CC_NO_CLANG), 0)
> else
> CORE_CFLAGS += -O6
> endif
> +else
> + CORE_CFLAGS += -g
> + CXXFLAGS += -g
> endif
>
> ifdef PARSER_DEBUG
> @@ -324,8 +327,6 @@ FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl
> FEATURE_CHECK_LDFLAGS-disassembler-init-styled = -lbfd -lopcodes -ldl
>
> CORE_CFLAGS += -fno-omit-frame-pointer
> -CORE_CFLAGS += -ggdb3
> -CORE_CFLAGS += -funwind-tables
> CORE_CFLAGS += -Wall
> CORE_CFLAGS += -Wextra
> CORE_CFLAGS += -std=gnu11
> @@ -333,8 +334,6 @@ CORE_CFLAGS += -std=gnu11
> CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti
> CXXFLAGS += -Wall
> CXXFLAGS += -fno-omit-frame-pointer
> -CXXFLAGS += -ggdb3
> -CXXFLAGS += -funwind-tables
> CXXFLAGS += -Wno-strict-aliasing
>
> HOSTCFLAGS += -Wall
Acked-by: James Clark <james.clark@xxxxxxx>
