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[Backtrace] enable compile flag to trigger on at-exit; 6 frame minimum shows clean atexit when there is not much of a stack

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Obtained 6 stack frames.
1 | ./yosys(_Z17yosys_print_tracev+0x2e) [0x55c7a207830a]
2 | ./yosys(_Z12yosys_atexitv+0x9) [0x55c7a2078386]
3 | ./yosys(main+0x1c33) [0x55c7a207a020]
4 | /lib/x86_64-linux-gnu/libc.so.6(+0x23510) [0x7fae3a623510]
5 | /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x89) [0x7fae3a6235c9]
6 | ./yosys(_start+0x25) [0x55c7a2078215]
This commit is contained in:
Muthu Annamalai 2023-05-10 17:54:36 +00:00
parent a52aeb0396
commit 7c4609aa7a
3 changed files with 37 additions and 0 deletions
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8
Makefile
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@ -24,6 +24,7 @@ DISABLE_VERIFIC_VHDL := 0
ENABLE_COVER := 1
ENABLE_LIBYOSYS := 0
ENABLE_ZLIB := 1
ENABLE_BACKTRACE := 0
# python wrappers
ENABLE_PYOSYS := 0
@ -68,6 +69,8 @@ ifeq ($(ENABLE_PYOSYS),1)
ENABLE_LIBYOSYS := 1
endif
BINDIR := $(PREFIX)/bin
LIBDIR := $(PREFIX)/lib/$(PROGRAM_PREFIX)yosys
DATDIR := $(PREFIX)/share/$(PROGRAM_PREFIX)yosys
@ -125,6 +128,11 @@ PKG_CONFIG_PATH := $(BREW_PREFIX)/libffi/lib/pkgconfig:$(PKG_CONFIG_PATH)
PKG_CONFIG_PATH := $(BREW_PREFIX)/tcl-tk/lib/pkgconfig:$(PKG_CONFIG_PATH)
export PATH := $(BREW_PREFIX)/bison/bin:$(BREW_PREFIX)/gettext/bin:$(BREW_PREFIX)/flex/bin:$(PATH)
ifeq ($(ENABLE_BACKTRACE),1)
CXXFLAGS += -DYOSYS_BACKTRACE
endif
# macports search paths
else ifneq ($(shell :; command -v port),)
PORT_PREFIX := $(patsubst %/bin/port,%,$(shell :; command -v port))