winlin

add gperftools demo: heap check and profile, cpu profile

.PHONY: default clean
default: cpu_profiler
cpu_profiler: cpu_profiler.cc Makefile
g++ -o cpu_profiler cpu_profiler.cc -g -O0 -ansi \
-fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free \
... ...
.PHONY: default clean
default: heap_checker
heap_checker: heap_checker.cc Makefile
g++ -o heap_checker heap_checker.cc -g -O0 -ansi \
-fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free \
... ...
.PHONY: default clean
default: heap_checker
heap_profiler: heap_profiler.cc Makefile
g++ -o heap_profiler heap_profiler.cc -g -O0 -ansi \
-fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free \
... ...