INSTALL: Fix incorrect gcc/clang minimum versions.

https://gcc.gnu.org/projects/cxx-status.html#cxx11
https://clang.llvm.org/cxx_status.html

diff --git a/INSTALL b/INSTALL
index 9f95554be9de7973b7b2fd74e394b8544ac378fa..32f388bc66d983e8fcdf31881c5cbfa41c99a6f5 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -7,8 +7,8 @@ Requirements
 
  - git (only needed when building from git)
  - A C++ compiler with C++11 support (-std=c++11 option), e.g.
-   - g++ (>= 4.7)
-   - clang++ (>= 3.1)
+   - g++ (>= 4.8.1)
+   - clang++ (>= 3.3)
  - make
  - libtool (only needed when building from git)
  - pkg-config >= 0.22