Add testing linker=arm-none-eabi-gcc and MSRV to CI

Author: adamgreig

cortex-m-rt/.travis.yml

@@ -4,53 +4,62 @@ matrix:
   allow_failures:
     - rust: nightly
   include:
+    # MSRV 1.32.0 #############################################################
+    - env: TARGET=x86_64-unknown-linux-gnu
+      rust: 1.32.0
+
+    - env: TARGET=thumbv6m-none-eabi
+      rust: 1.32.0
+
+    - env: TARGET=thumbv7m-none-eabi
+      rust: 1.32.0
+
+    - env: TARGET=thumbv7em-none-eabi
+      rust: 1.32.0
+
+    - env: TARGET=thumbv7em-none-eabihf
+      rust: 1.32.0
+
+    - env: TARGET=thumbv8m.main-none-eabi
+      rust: 1.32.0
+
+    # Stable ##################################################################
     - env: TARGET=x86_64-unknown-linux-gnu
       rust: stable
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv6m-none-eabi
       rust: stable
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv7m-none-eabi
       rust: stable
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv7em-none-eabi
       rust: stable
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv7em-none-eabihf
       rust: stable
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv8m.main-none-eabi
       rust: stable
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
+    # Nightly #################################################################
     - env: TARGET=x86_64-unknown-linux-gnu
       rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv6m-none-eabi
       rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv7m-none-eabi
       rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv7em-none-eabi
       rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv7em-none-eabihf
       rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
     - env: TARGET=thumbv8m.main-none-eabi
       rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
 
 before_install: set -e
 

cortex-m-rt/ci/script.sh

@@ -57,6 +57,28 @@ main() {
         cargo rustc --target "$TARGET" --example device --features device --release -- \
               -C linker=arm-none-eabi-ld
 
+        # linking with GNU GCC
+        for ex in "${examples[@]}"; do
+            cargo rustc --target "$TARGET" --example "$ex" -- \
+                  -C linker=arm-none-eabi-gcc -C link-arg=-nostartfiles
+
+            cargo rustc --target "$TARGET" --example "$ex" --release -- \
+                  -C linker=arm-none-eabi-gcc -C link-arg=-nostartfiles
+        done
+        for ex in "${fail_examples[@]}"; do
+            ! cargo rustc --target "$TARGET" --example "$ex" -- \
+                  -C linker=arm-none-eabi-gcc -C link-arg=-nostartfiles
+
+            ! cargo rustc --target "$TARGET" --example "$ex" --release -- \
+                  -C linker=arm-none-eabi-gcc -C link-arg=-nostartfiles
+        done
+
+        cargo rustc --target "$TARGET" --example device --features device -- \
+              -C linker=arm-none-eabi-gcc -C link-arg=-nostartfiles
+
+        cargo rustc --target "$TARGET" --example device --features device --release -- \
+              -C linker=arm-none-eabi-gcc -C link-arg=-nostartfiles
+
         # linking with rustc's LLD
         for ex in "${examples[@]}"; do
             cargo rustc --target "$TARGET" --example "$ex"
@@ -77,6 +99,10 @@ main() {
             env RUSTFLAGS="-C linker=arm-none-eabi-ld -C link-arg=-Tlink.x" cargo run --target "$TARGET" --example qemu | grep "x = 42"
             env RUSTFLAGS="-C linker=arm-none-eabi-ld -C link-arg=-Tlink.x" cargo run --target "$TARGET" --example qemu --release | grep "x = 42"
 
+            # linking with GNU GCC
+            env RUSTFLAGS="-C linker=arm-none-eabi-gcc -C link-arg=-Tlink.x -Clink-arg=-nostartfiles" cargo run --target "$TARGET" --example qemu | grep "x = 42"
+            env RUSTFLAGS="-C linker=arm-none-eabi-gcc -C link-arg=-Tlink.x -Clink-arg=-nostartfiles" cargo run --target "$TARGET" --example qemu --release | grep "x = 42"
+
             # linking with rustc's LLD
             cargo run --target "$TARGET" --example qemu | grep "x = 42"
             cargo run --target "$TARGET" --example qemu --release | grep "x = 42"