Fix gcc < 9 builds

Bug: b/192284721 Change-Id: I9b90cc5f77f7481c0bdcddb417679cf129ecc4c8 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/55348Reviewed-by: Nicolas Capens <nicolascapens@google.com> Reviewed-by: Alexis Hétu <sugoi@google.com> Presubmit-Ready: Nicolas Capens <nicolascapens@google.com> Kokoro-Result: kokoro <noreply+kokoro@google.com> Commit-Queue: Nicolas Capens <nicolascapens@google.com> Tested-by: Nicolas Capens <nicolascapens@google.com>

Fix gcc < 9 builds
69deca60 · James Rumble · swiftshader-scoped@luci-project-accounts.iam.gserviceaccount.com · 314508f7 · 69deca60
Commit 69deca60 authored Jul 01, 2021 by James Rumble Committed by swiftshader-scoped@luci-project-accounts.iam.gserviceaccount.com Jul 02, 2021
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CMakeLists.txt CMakeLists.txt +8 -2

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--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -424,10 +424,15 @@ else()
        "-Wreorder"
        "-Wsign-compare"
        "-Wmissing-braces"
-        "-Wdeprecated-copy"  # implicit copy constructor for 'X' is deprecated because of user-declared copy assignment operator.
    )

-    if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+    if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
+        if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 9)
+            list(APPEND SWIFTSHADER_COMPILE_OPTIONS
+                "-Wdeprecated-copy"  # implicit copy constructor for 'X' is deprecated because of user-declared copy assignment operator.
+            )  
+        endif()
+    elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
        list(APPEND SWIFTSHADER_COMPILE_OPTIONS
            "-Wextra"
            "-Wunreachable-code-loop-increment"
@@ -435,6 +440,7 @@ else()
            "-Wstring-conversion"
            "-Wextra-semi"
            "-Wignored-qualifiers"
+            "-Wdeprecated-copy"  # implicit copy constructor for 'X' is deprecated because of user-declared copy assignment operator.
        )
    endif()