diff --git a/ccsrc/include/core/parameter_resolver_external_ops.hpp b/ccsrc/include/core/parameter_resolver_external_ops.hpp
index c472d973816d0c1adc209fa2ee46fcb4095e38d3..aa8e5abf03757929fa453982757f7b53fc5b9011 100644
--- a/ccsrc/include/core/parameter_resolver_external_ops.hpp
+++ b/ccsrc/include/core/parameter_resolver_external_ops.hpp
@@ -117,7 +117,7 @@ template <typename lhs_t, typename rhs_t,
           typename = std::enable_if_t<(traits::is_parameter_resolver_v<lhs_t> && traits::is_parameter_resolver_v<rhs_t>)
                                       || (traits::is_parameter_resolver_v<lhs_t> && traits::is_scalar_decay_v<rhs_t>)
                                       || (traits::is_scalar_decay_v<lhs_t> && traits::is_parameter_resolver_v<rhs_t>)>>
-auto operator==(const lhs_t& lhs, const rhs_t& rhs) {
+bool operator==(const lhs_t& lhs, const rhs_t& rhs) {
     return lhs.IsEqual(rhs);
 }
 #endif  // MQ_HAS_CONCEPTS
diff --git a/scripts/parse_toml.ps1 b/scripts/parse_toml.ps1
index a47a1d183a5f505f5d362d57e8acdc16d770397b..31818dafbd7cdb33a535cc35111f7351b6bfd757 100644
--- a/scripts/parse_toml.ps1
+++ b/scripts/parse_toml.ps1
@@ -31,7 +31,7 @@ function Read-BuildSystemRequires([string]$Path) {
     }
 
     $build_requires = $content.Split(' ') `
-      | ForEach-Object{$_ -replace "'", '' -replace  ',$', '' -replace '\n', '' -replace '"', "'"} `
+      | ForEach-Object{$_ -replace "'|\n|\r", '' -replace  ',$', '' -replace '"', "'"} `
       | Where-Object {$_} | ForEach-Object{ "`"$_`""}
 
     Write-Debug ("  read {0}" -f ($build_requires -Join ' '))