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Fix for issue #147:

Browse Source 
Enable definition of "Use __cxa_atexit" for bare-metal systems, if the used
libc does provide such a function. The libc configuration have to select
LIBC_PROVIDES_CXA_ATEXIT.

Signed-off-by: Jasmin Jessich <jasmin@anw.at>
This commit is contained in:
Jasmin Jessich 2015-08-31 00:11:27 +02:00
parent 094b5be8fd
commit 521d232154
2 changed files with 4 additions and 1 deletions
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2
config/cc/gcc.in.2
View File

@ -165,7 +165,7 @@ config CC_CXA_ATEXIT
bool
prompt "Use __cxa_atexit"
default y
depends on ! BARE_METAL
depends on ! BARE_METAL || LIBC_PROVIDES_CXA_ATEXIT
help
If you get the missing symbol "__cxa_atexit" when building C++ programs,
you might want to try disabling this option.

3
config/libc.in
View File

@ -35,6 +35,9 @@ config LIBC_SUPPORT_THREADS_LT
config LIBC_SUPPORT_THREADS_NONE
bool
config LIBC_PROVIDES_CXA_ATEXIT
bool
# C libraries should provide other values
config THREADS
string