Hi,
I am seeing the following warning messages when building the
latest Vim (8.2.0324) on MacOS using -Wall:
gcc -c -I. -Iproto -DHAVE_CONFIG_H -DMACOS_X -DMACOS_X_DARWIN -g
-O0 -Wall -Wextra -pedantic -o objects/vim9execute.o
vim9execute.c
vim9execute.c:438:9: warning: variable 'initial_frame_ptr' is used uninitialized
whenever 'if' condition is true [-Wsometimes-uninitialized]
if (ga_grow(&ectx.ec_stack, 20) == FAIL)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim9execute.c:1640:29: note: uninitialized use occurs here
while (ectx.ec_frame != initial_frame_ptr)
^~~~~~~~~~~~~~~~~
vim9execute.c:438:5: note: remove the 'if' if its condition is always false
if (ga_grow(&ectx.ec_stack, 20) == FAIL)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim9execute.c:419:27: note: initialize the variable 'initial_frame_ptr' to
silence this warning
int initial_frame_ptr;
^
= 0
1 warning generated.
- Yegappan
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