[llvm] 7f71fa9 - Extend GCC workaround to GCC < 8.4 for llvm::iterator_range ctor (#82643)

[via llvm-commits]

Author: Thomas Preud'homme
Date: 2024-02-22T21:01:05Z
New Revision: 7f71fa909a10be182b82b9dfaf0fade6eb84796c

URL: https://github.com/llvm/llvm-project/commit/7f71fa909a10be182b82b9dfaf0fade6eb84796c
DIFF: https://github.com/llvm/llvm-project/commit/7f71fa909a10be182b82b9dfaf0fade6eb84796c.diff

LOG: Extend GCC workaround to GCC < 8.4 for llvm::iterator_range ctor (#82643)

GCC SFINAE error with decltype was fixed in commit
ac5e28911abdfb8d9bf6bea980223e199bbcf28d which made it into GCC 8.4.
Therefore adjust GCC version test accordingly.

Added: 
    

Modified: 
    llvm/include/llvm/ADT/iterator_range.h

Removed: 
    


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diff  --git a/llvm/include/llvm/ADT/iterator_range.h b/llvm/include/llvm/ADT/iterator_range.h
index 2dc227935984b1..7d288ea4506ba5 100644
--- a/llvm/include/llvm/ADT/iterator_range.h
+++ b/llvm/include/llvm/ADT/iterator_range.h
@@ -43,8 +43,8 @@ class iterator_range {
   IteratorT begin_iterator, end_iterator;
 
 public:
-#if __GNUC__ == 7
-  // Be careful no to break gcc-7 on the mlir target.
+#if __GNUC__ == 7 || (__GNUC__ == 8 && __GNUC_MINOR__ < 4)
+  // Be careful no to break gcc-7 and gcc-8 < 8.4 on the mlir target.
   // See https://github.com/llvm/llvm-project/issues/63843
   template <typename Container>
 #else