issues.yml

@@ -869,6 +869,14 @@ captures_kernel_version:
     .
     Sub-issue: captures_kernel_version_via_CMAKE_SYSTEM
   deterministic: True
+timestamps_in_cmake:
+  description: |
+    Timestamps generated by cmake TIMESTAMP function respect
+    SOURCE_DATE_EPOCH, but use the local timezone. In CMakeLists.txt,
+    uses of the TIMESTAMP function need to specify the timezone as
+    UTC:
+    .
+    string(TIMESTAMP CURRENT_TIME "%Y-%m-%d" UTC)
 timestamps_in_allegro_dat_files:
   description: |
     `.dat` files from the Allegro framework are basically archives. The `dat`

packages.yml

@@ -5720,6 +5720,7 @@ flightgear:
   version: 1:2016.2.1+dfsg-6
   issues:
     - gcc_captures_build_path
+    - timestamps_in_cmake
 flint:
   version: 2.5.2-9
   issues:
@@ -30465,6 +30466,8 @@ wxmaxima:
     Uses cmake timestamp in manpages, which respects
     SOURCE_DATE_EPOCH, but needs timestamp explicitly set to UTC to
     avoid timezone variation.
+  issues:
+    - timestamps_in_cmake
   bugs:
     - 983148
 wxwidgets3.0: