cc/gcc: Apply CT_CC_GCC_DISABLE_PCH to do_cc_core.
Otherwise, users have to input --disable-libstdcxx-pch option
when building bare-metal CANADIAN C++ compiler.
Reviewed-by: Michael Hope
Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
(transplanted from e3e1c9d45bddfbfb433ee9d583faf42fa31f50c0)
1 Index: gcc-4.2/libmudflap/mf-hooks2.c
2 ===================================================================
3 --- gcc-4.2/libmudflap/mf-hooks2.c (revision 119834)
4 +++ gcc-4.2/libmudflap/mf-hooks2.c (working copy)
7 TRACE ("%s\n", __PRETTY_FUNCTION__);
8 MF_VALIDATE_EXTENT(s, n, __MF_CHECK_WRITE, "bzero region");
15 TRACE ("%s\n", __PRETTY_FUNCTION__);
16 MF_VALIDATE_EXTENT(src, n, __MF_CHECK_READ, "bcopy src");
17 MF_VALIDATE_EXTENT(dest, n, __MF_CHECK_WRITE, "bcopy dest");
18 - bcopy (src, dest, n);
19 + memmove (dest, src, n);
24 TRACE ("%s\n", __PRETTY_FUNCTION__);
25 MF_VALIDATE_EXTENT(s1, n, __MF_CHECK_READ, "bcmp 1st arg");
26 MF_VALIDATE_EXTENT(s2, n, __MF_CHECK_READ, "bcmp 2nd arg");
27 - return bcmp (s1, s2, n);
28 + return n == 0 ? 0 : memcmp (s1, s2, n);
33 size_t n = strlen (s);
34 TRACE ("%s\n", __PRETTY_FUNCTION__);
35 MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "index region");
36 - return index (s, c);
37 + return strchr (s, c);
42 size_t n = strlen (s);
43 TRACE ("%s\n", __PRETTY_FUNCTION__);
44 MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "rindex region");
45 - return rindex (s, c);
46 + return strrchr (s, c);
49 /* XXX: stpcpy, memccpy */