commit d8af9ee017ed1018343d30272f55b90dd03a3559
author Ebrahim Byagowi <ebrahim@gnu.org> Wed Sep 18 00:47:55 2019 +0430
committer Ebrahim Byagowi <ebrahim@gnu.org> Wed Sep 18 23:16:52 2019 +0430
tree dab3c4dfa87def6929316b1807ed82ca1af7b548
parent bfb155a5f19b26f9dcff667a76a24cd5c3b83234

Don't rely on nullptr deref recovery

Fixes this -fno-sanitize-recover=undefined fail,

/types/language: hb-common.cc:385:20: runtime error: member access within null pointer of type 'const struct hb_language_impl_t'
    #0 0x4caa34 in hb_language_to_string /home/user/code/harfbuzz/src/hb-common.cc:385:20
    #1 0x4c9be8 in test_types_language /home/user/code/harfbuzz/test/api/test-common.c:205:3
    #2 0x7f9557e72f49  (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x72f49)
    #3 0x7f9557e72e7a  (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x72e7a)
    #4 0x7f9557e73121 in g_test_run_suite (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x73121)
    #5 0x7f9557e73140 in g_test_run (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x73140)
    #6 0x4c88a3 in hb_test_run /home/user/code/harfbuzz/test/api/./hb-test.h:88:10
    #7 0x4c88a3 in main /home/user/code/harfbuzz/test/api/test-common.c:224:10
    #8 0x7f9556e64b96 in __libc_start_main /build/glibc-OTsEL5/glibc-2.27/csu/../csu/libc-start.c:310
    #9 0x41e7d9 in _start (/home/user/code/harfbuzz/test/api/test-common+0x41e7d9)