diff options
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | INSTALL | 9 | ||||
| -rw-r--r-- | NEWS | 5 | ||||
| -rwxr-xr-x | configure | 2 | ||||
| -rw-r--r-- | configure.ac | 2 | ||||
| -rw-r--r-- | manual/install.texi | 8 |
6 files changed, 18 insertions, 16 deletions
@@ -1,3 +1,11 @@ +2019-02-01 Joseph Myers <joseph@codesourcery.com> + + * configure.ac (libc_cv_compiler_ok): Require GCC 6.2 or later. + * configure: Regenerated. + * manual/install.texi (Tools for Compilation): Update minimum GCC + version. + * INSTALL: Regenerated. + 2019-02-01 Florian Weimer <fweimer@redhat.com> * support/support_test_compare_string.c @@ -459,19 +459,14 @@ build the GNU C Library: As of relase time, GNU 'make' 4.2.1 is the newest verified to work to build the GNU C Library. - * GCC 5 or newer + * GCC 6.2 or newer - GCC 5 or higher is required. In general it is recommended to use + GCC 6.2 or higher is required. In general it is recommended to use the newest version of the compiler that is known to work for building the GNU C Library, as newer compilers usually produce better code. As of release time, GCC 8.2.1 is the newest compiler verified to work to build the GNU C Library. - For PowerPC 64-bits little-endian (powerpc64le), GCC 6.2 or higher - is required. This compiler version is the first to provide the - features required for building the GNU C Library with support for - '_Float128'. - For multi-arch support it is recommended to use a GCC which has been built with support for GNU indirect functions. This ensures that correct debugging information is generated for functions @@ -17,7 +17,10 @@ Deprecated and removed features, and other changes affecting compatibility: Changes to build and runtime requirements: - [Add changes to build and runtime requirements here] +* GCC 6.2 or later is required to build the GNU C Library. + + Older GCC versions and non-GNU compilers are still supported when + compiling programs that use the GNU C Library. Security related changes: @@ -5119,7 +5119,7 @@ int main () { -#if !defined __GNUC__ || __GNUC__ < 5 +#if !defined __GNUC__ || __GNUC__ < 6 || (__GNUC__ == 6 && __GNUC_MINOR__ < 2) #error insufficient compiler #endif ; diff --git a/configure.ac b/configure.ac index 46a7468..ad50e29 100644 --- a/configure.ac +++ b/configure.ac @@ -1017,7 +1017,7 @@ AC_CHECK_PROG_VER(BISON, bison, --version, AC_CACHE_CHECK([if $CC is sufficient to build libc], libc_cv_compiler_ok, [ AC_TRY_COMPILE([], [ -#if !defined __GNUC__ || __GNUC__ < 5 +#if !defined __GNUC__ || __GNUC__ < 6 || (__GNUC__ == 6 && __GNUC_MINOR__ < 2) #error insufficient compiler #endif], [libc_cv_compiler_ok=yes], diff --git a/manual/install.texi b/manual/install.texi index 2cfa387..a9b8b49 100644 --- a/manual/install.texi +++ b/manual/install.texi @@ -499,18 +499,14 @@ As of relase time, GNU @code{make} 4.2.1 is the newest verified to work to build @theglibc{}. @item -GCC 5 or newer +GCC 6.2 or newer -GCC 5 or higher is required. In general it is recommended to use +GCC 6.2 or higher is required. In general it is recommended to use the newest version of the compiler that is known to work for building @theglibc{}, as newer compilers usually produce better code. As of release time, GCC 8.2.1 is the newest compiler verified to work to build @theglibc{}. -For PowerPC 64-bits little-endian (powerpc64le), GCC 6.2 or higher is -required. This compiler version is the first to provide the features -required for building @theglibc{} with support for @code{_Float128}. - For multi-arch support it is recommended to use a GCC which has been built with support for GNU indirect functions. This ensures that correct debugging information is generated for functions selected by IFUNC resolvers. This |