fixes for ghc <= 7.10.3

phlummox · Jun 24, 2020 · 8841129 · 8841129
1 parent 7ffdd4e
commit 8841129
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Showing 2 changed files with 17 additions and 9 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -38,6 +38,10 @@ matrix:
   #    compiler: ": #stack default"
   #    addons: {apt: {packages: [libgmp-dev]}}
 
+  - env: BUILD=stack ARGS="--resolver lts-6 --stack-yaml stack-lts-13.yaml"
+    compiler: ": #stack 7.10.3"
+    addons: {apt: {packages: [libgmp-dev]}}
+
   - env: BUILD=stack ARGS="--resolver lts-7 --stack-yaml stack-lts-13.yaml"
     compiler: ": #stack 8.0.1"
     addons: {apt: {packages: [libgmp-dev]}}

diff --git a/exigo-schema.cabal b/exigo-schema.cabal
@@ -16,9 +16,12 @@ build-type:     Simple
 extra-source-files:
     README.md
     ChangeLog.md
+    stack-lts-13.yaml
     config/exigo.persistentmodels
+    .travis.yml
 -- builds & tests successfully as far back as stack lts-7
-tested-with:         GHC == 8.0.1
+tested-with:         GHC == 7.10.3
+                     GHC == 8.0.1
                      GHC == 8.2.2
                      GHC == 8.6.5
 
@@ -48,14 +51,15 @@ library
   ghc-options:
       -Wall
       -fwarn-tabs
-      -Wredundant-constraints
-      -Wno-type-defaults
-      -Wcompat
-      -Wextra
-      -Widentities
-      -Wincomplete-record-updates
-      -Wincomplete-uni-patterns
-      -Wno-name-shadowing
+  if impl(ghc >= 8.0)
+    ghc-options:        -Wredundant-constraints
+                        -Wno-type-defaults
+                        -Wcompat
+                        -Widentities
+                        -Wincomplete-record-updates
+                        -Wincomplete-uni-patterns
+                        -Wno-name-shadowing
+                        -Wextra
   if impl(ghc >= 8.2)
     ghc-options:        -fhide-source-paths
   if impl(ghc >= 8.4)