Merge pull request #317 from acf/master

Update Homebrew GCC to 12

README.md

@@ -31,7 +31,7 @@ If building with a normal user, the `PREFIX` directory must be writable (default
 Install Homebrew (https://brew.sh/) or any other package manager first. The compiler will be installed together with XCode. Once XCode and Homebrew are up install the required packages:
 
 ```
-brew install bash wget make lhasa gmp mpfr libmpc flex gettext gnu-sed texinfo gcc@11 make autoconf
+brew install bash wget make lhasa gmp mpfr libmpc flex gettext gnu-sed texinfo gcc@12 make autoconf
 ```
 
 By default macOS uses an outdated version of bash. Therefore, on macOS host always pass the the SHELL=/usr/local/bin/bash parameter (or any other valid path pointing to bash), e.g.:
@@ -43,12 +43,12 @@ make all SHELL=$(brew --prefix)/bin/bash
 On macOS it may be also necessary to point to the brew version of gcc make and autoconf, e.g.:
 
 ```
-CC=gcc-11 CXX=g++-11 gmake all SHELL=$(brew --prefix)/bin/bash
+CC=gcc-12 CXX=g++-12 gmake all SHELL=$(brew --prefix)/bin/bash
 ```
 
 **ALSO NOTE** If you want `m68k-amigaos-gdb` then you have to build it with `gcc`
 
-### macOs on Mi1
+### macOS on M1
 Native builds on M1 Macs are now directly supported.
 
 ### Windows with Cygwin